Mag. 2.8 earthquake - Gulf of Alaska, 82 mi southeast of Sand Point, Alaska, USA, on 22 Oct 1:40 am (GMT -11) -
This quake was likely an aftershock of the 7.6 quake Gulf of Alaska, 60 mi southeast of Sand Point, Aleutians East County, Alaska, USA, 19 Oct 2020 11:54 am (GMT -9), which had occurred 3 days earlier.
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Minor magnitude 2.8 earthquake at 13 km depth
22 Oct 12:47 UTC: First to report: USGS after 6 minutes.
Local time at epicenter: 22 Oct 1:40 am (GMT -11)
Magnitude: 2.8
Depth: 12.5 km
Epicenter latitude / longitude: 54.3171°N / 159.4333°W
(Gulf of Alaska, Alaska, United States)Nearest volcano: Stepovak Bay 2 (182 km / 113 mi)
Nearby towns and cities:
132 km (82 mi) SSE of Sand Point (pop: 1,060) --> See nearby quakes!
178 km (111 mi) S of Perryville (pop: 113) --> See nearby quakes!
203 km (126 mi) ESE of King Cove (pop: 1,010) --> See nearby quakes!
219 km (136 mi) SSE of Nelson Lagoon (pop: 52) --> See nearby quakes!
6145 km (3818 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
6145 km (3818 mi) NW of Washington DC (District of Columbia) (pop: 601,700) --> See nearby quakes!
53 km (33 mi) S of Chernabura Island --> See nearby quakes!
Weather at epicenter at time of quake:
Moderate Rain
10°C (50 F), humidity: 97%, wind: 8 m/s (16 kts) from ESE
Primary data source: USGS (United States Geological Survey)
Moderate Rain
10°C (50 F), humidity: 97%, wind: 8 m/s (16 kts) from ESEEstimated released energy: 1 x 109 joules (278 kilowatt hours, equivalent to 0.239 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Magnitude | Depth | Location | Source |
| M 2.8 | 13 km | 132 Km SSE of Sand Point, Alaska, USA | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.8, this quake might have been felt very close to the epicenter and under calm conditions.
There are no user reports for this quake yet. If you felt it be the first to report it!
Earlier earthquakes in the same area
Mag. 2.8 earthquake - Gulf of Alaska, 82 mi southeast of Sand Point, Alaska, USA, on 22 Oct 1:40 am (GMT -11)
Click here to search our database for earlier earthquakes in the same area since 1900!
